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D30/100

INDIAN HILLS WD — Water Quality Report 2026

Serving 1,300 people · Colorado

Water Source
Groundwater Under Influence of Surface Water
County
—
System ID
CO0130065
Violations
27

Contaminant Test Results

2 contaminants above EPA health goals
ContaminantDetectedLimit (MCL)Status
Copper (90th percentile)
1.80 mg/L1.30 mg/LOver Limit
Lead (90th percentile)
0.001 mg/L0.015 mg/LAbove Goal

EPA Violation History

5

Violations (last 5yr)

3

Unresolved

0

Health-Related

TIER 3Unresolved

Exceeded the MCL for disinfection byproducts

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2024 – September 30, 2024Enforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 1, 2023 – December 31, 2023Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 1, 2023 – December 31, 2023Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Missed required monitoring deadline

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: December 1, 2022 – December 31, 2022Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed to complete routine monitoring

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: December 1, 2022 – December 31, 2022Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway

Understanding violation severity

Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.

Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly

Frequently Asked Questions About INDIAN HILLS WD

Is INDIAN HILLS WD water safe to drink?

INDIAN HILLS WD water receives a grade of D (30/100), which is considered poor. 1 contaminant(s) exceed EPA legal limits and 27 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has INDIAN HILLS WD detected?

2 contaminants were tested in INDIAN HILLS WD's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).

Does INDIAN HILLS WD have any EPA violations?

Yes, INDIAN HILLS WD has 27 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, Other, TT. 8 are health-based violations.

How many people does INDIAN HILLS WD serve?

INDIAN HILLS WD serves approximately 1,300 people, Colorado.

What type of water does INDIAN HILLS WD provide?

INDIAN HILLS WD sources its water from groundwater under influence of surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is CO0130065.

How does INDIAN HILLS WD compare to other utilities in Colorado?

INDIAN HILLS WD scores 30/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Colorado state page for a full comparison of water systems.